The document discusses key lessons that can be learned from digital titans about developing a digital strategy. It outlines 7 main lessons: 1) embrace the digital customer, 2) create digital replicas of physical assets, 3) pay attention to consumption ecosystems, 4) learn from agile experiments using APIs, 5) use digital engines like cloud computing and AI, 6) implement dynamic decision architectures, and 7) be part of an ecosystem rather than controlling resources. The document emphasizes that every company must become a digital innovator by learning from these digital strategies of major companies.